src/glut/glx/layerutil.h

   1 #ifndef __layerutil_h__
   2 #define __layerutil_h__
   3
   4 /* Copyright (c) Mark J. Kilgard, 1993, 1994. */
   5
   6 /* This program is freely distributable without licensing fees
   7    and is provided without guarantee or warrantee expressed or
   8    implied. This program is -not- in the public domain. */
   9
  10 /* Based on XLayerUtil.h: Revision: 1.3 */
  11
  12 #if !defined(_WIN32)
  13 #include <X11/Xlib.h>
  14 #include <X11/Xutil.h>
  15 #include <X11/Xmd.h>
  16 #endif /* !_WIN32 */
  17
  18 /* Transparent type values */
  19 /* None                       0 */
  20 #define TransparentPixel      1
  21 #define TransparentMask       2
  22
  23 /* layered visual info template flags */
  24 #define VisualLayerMask         0x200
  25 #define VisualTransparentType   0x400
  26 #define VisualTransparentValue  0x800
  27 #define VisualAllLayerMask      0xFFF
  28
  29 /* layered visual info structure */
  30 typedef struct _XLayerVisualInfo {
  31   XVisualInfo vinfo;
  32   long layer;
  33   long type;
  34   unsigned long value;
  35 } XLayerVisualInfo;
  36
  37 /* SERVER_OVERLAY_VISUALS property element */
  38 typedef struct _OverlayInfo {
  39   /* Avoid 64-bit portability problems by being careful to use
  40      longs due to the way XGetWindowProperty is specified. Note
  41      that these parameters are passed as CARD32s over X
  42      protocol. */
  43   long overlay_visual;
  44   long transparent_type;
  45   long value;
  46   long layer;
  47 } OverlayInfo;
  48
  49 extern int __glutGetTransparentPixel(Display *, XVisualInfo *);
  50 extern XLayerVisualInfo *__glutXGetLayerVisualInfo(Display *,
  51   long, XLayerVisualInfo *, int *);
  52 extern Status __glutXMatchLayerVisualInfo(Display *,
  53   int, int, int, int, XLayerVisualInfo *);
  54
  55 #endif /* __layerutil_h__ */